[MacPorts] #35310: netpbm broken under xcode 4.4 -- clang problem

[MacPorts]

#35310: netpbm broken under xcode 4.4 -- clang problem
--------------------------------+-------------------------------------------
 Reporter:  perry@…             |       Owner:  macports-tickets@…                   
     Type:  defect              |      Status:  new                                  
 Priority:  High                |   Milestone:                                       
Component:  ports               |     Version:  2.1.1                                
 Keywords:                      |        Port:  netpbm                               
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Description changed by jeremyhu@…:

Old description:

> It appears that clang lacks some of the intrinsics supplied by gcc, and
> that building netpbm under xcode 4.4 results in the following error
> message. This is rather important, as netpbm is a dependency of many
> packages.
>
> /usr/bin/clang -c -I.  -Iimportinc -Iimportinc/netpbm
> -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_netpbm/netpbm/work/advanced/editor/pamflip
> -DNDEBUG  -I/opt/local/include -O3 -arch x86_64    -o pamflip_sse.o
> pamflip_sse.c
> pamflip_sse.c:136:39: error: use of unknown builtin
> '__builtin_ia32_pcmpeqb128' [-Wimplicit-function-declaration]
>         register v16qi const compare
> =__builtin_ia32_pcmpeqb128(vReg,zero128);
>                                       ^
> pamflip_sse.c:136:30: error: initializing 'const v16qi' with an
> expression of incompatible type 'int'
>         register v16qi const compare
> =__builtin_ia32_pcmpeqb128(vReg,zero128);
>                              ^
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 2 errors generated.
> gnumake[2]: *** [pamflip_sse.o] Error 1
> gnumake[2]: Leaving directory
> `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_netpbm/netpbm/work/advanced/editor/pamflip'

New description:

 It appears that clang lacks some of the intrinsics supplied by gcc, and
 that building netpbm under xcode 4.4 results in the following error
 message. This is rather important, as netpbm is a dependency of many
 packages.
 {{{
 /usr/bin/clang -c -I.  -Iimportinc -Iimportinc/netpbm
 -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_netpbm/netpbm/work/advanced/editor/pamflip
 -DNDEBUG  -I/opt/local/include -O3 -arch x86_64    -o pamflip_sse.o
 pamflip_sse.c
 pamflip_sse.c:136:39: error: use of unknown builtin
 '__builtin_ia32_pcmpeqb128' [-Wimplicit-function-declaration]
         register v16qi const compare
 =__builtin_ia32_pcmpeqb128(vReg,zero128);
                                       ^
 pamflip_sse.c:136:30: error: initializing 'const v16qi' with an expression
 of incompatible type 'int'
         register v16qi const compare
 =__builtin_ia32_pcmpeqb128(vReg,zero128);
                              ^
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 2 errors generated.
 gnumake[2]: *** [pamflip_sse.o] Error 1
 gnumake[2]: Leaving directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_netpbm/netpbm/work/advanced/editor/pamflip'
 }}}

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Ticket URL: <https://trac.macports.org/ticket/35310#comment:2>
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